The National geographic society-U.S. Army Air corps stratosphere flight of 1934 in the balloon "Explorer".
Series: National geographic society. Contributed technical papers.  Stratosphere series,; no. 1
Published: 1935
Place of publication: Washington
Language: eng
Number of pages: 434
Subjects: Balloon ascensions; Atmosphere, Upper; U.S. Office of chief of Air corps (War dept.)
Notes: Cover- title.
Pages [397]-434 from the National geographic magazine, vol. LXVI, no. 4, October, 1934.
Papers by various authors.